[INFO] fetching crate gen-nested-iter-yield 0.1.3...
[INFO] checking gen-nested-iter-yield-0.1.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate gen-nested-iter-yield 0.1.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate gen-nested-iter-yield 0.1.3
[INFO] finished tweaking crates.io crate gen-nested-iter-yield 0.1.3
[INFO] tweaked toml for crates.io crate gen-nested-iter-yield 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gen-nested-iter-yield 0.1.3 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8df5c0e485294781c489188a822f8a02ff62de07ff6efbfca3164ee54ddbc731
[INFO] running `Command { std: "docker" "start" "-a" "8df5c0e485294781c489188a822f8a02ff62de07ff6efbfca3164ee54ddbc731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8df5c0e485294781c489188a822f8a02ff62de07ff6efbfca3164ee54ddbc731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df5c0e485294781c489188a822f8a02ff62de07ff6efbfca3164ee54ddbc731", kill_on_drop: false }`
[INFO] [stdout] 8df5c0e485294781c489188a822f8a02ff62de07ff6efbfca3164ee54ddbc731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d75a0588c602dcc8d4899f0da9a9931a21493bf14098427ed150cfc2f1c21ed9
[INFO] running `Command { std: "docker" "start" "-a" "d75a0588c602dcc8d4899f0da9a9931a21493bf14098427ed150cfc2f1c21ed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking genawaiter-macro v0.99.1
[INFO] [stderr]    Compiling gen-nested-iter-yield v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling genawaiter-proc-macro v0.99.1
[INFO] [stderr]     Checking genawaiter v0.99.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stdout] error: no rules expected `.`
[INFO] [stdout]   --> tests/tests.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |             nested_iter_yield!(input_vector.iter(), 2, .clone())
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no rules expected this token in macro call
[INFO] [stdout]    |
[INFO] [stdout]    = note: while trying to match end of macro
[INFO] [stdout]    = note: this error originates in the macro `nested_iter_yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected `.`
[INFO] [stdout]   --> tests/tests.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             nested_iter_yield!(input_vector.iter(), 2, .clone(), ::)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no rules expected this token in macro call
[INFO] [stdout]    |
[INFO] [stdout]    = note: while trying to match end of macro
[INFO] [stdout]    = note: this error originates in the macro `nested_iter_yield` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gen-nested-iter-yield` (test "tests") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d75a0588c602dcc8d4899f0da9a9931a21493bf14098427ed150cfc2f1c21ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75a0588c602dcc8d4899f0da9a9931a21493bf14098427ed150cfc2f1c21ed9", kill_on_drop: false }`
[INFO] [stdout] d75a0588c602dcc8d4899f0da9a9931a21493bf14098427ed150cfc2f1c21ed9